91影视

If \(15-3 b=21\), what is the value of \(5-b\) ?

According to John Garamendi, the reason America isn鈥檛 using the eLoran system even though the technology is available is that A) the system doesn鈥檛 use real time. B) government approval takes longer than the development of the technology. C) federal decision-makers are scared to change systems. D) solar storms threaten the system.

A) NO CHANGE B) leave; C) leave, D) leave

If \(\frac{x}{3}=4\) and \(x+y=32\), what is the value of \(x-y ?\) A) \(-24\) B) \(-8\) C) 12 D) 32

The graph of a line in the \(x y\)-plane passes through the point \((-2, k)\) and crosses the \(x\)-axis at the point \((-4,0)\). The line crosses the \(y\)-axis at the point \((0,12)\). What is the value of \(k\) ? $$ 5\left(10 x^2-300\right)+\left(9,844+50 x^2\right) $$

According to figure 1, which group is closest in percentage to the percentage of users 18鈥�29 in May 2011 who got location-based information on their smartphones? A) Ages 50+ in Feb 2012 B) Ages 50+ in May 2011 C) Ages 30-49 in Feb 2012 D) Ages 18-29 in Feb 2012

A) NO CHANGE B) goes, then C) goes; then D) goes. Then

The scatterplot above shows the height in centimeters for both the drop and bounce of eight different balls of the same type. The line of best fit for the data is also shown. According to the line of best fit, which of the following is closest to the predicted increase in bounce height, in centimeters, for every increase of 100 centimeters in drop height? A) 25 B) 20 C) 15 D) 10

If \(n\) is a constant equal to the number of degrees in an angle measuring \(3 \pi\) radians, what is the value of \(n\) ?

Which additional information, if presented in figure 2, would be most useful in evaluating the statement in lines 13鈥�15 (鈥淲hile...system鈥�)? A) The total number of GPS devices sold B) The number of individuals in each industry using GPS devices C) The percentage of the industry that relies on the GPS devices D) The amount of revenue in dollars for each industry